The present invention provides 6-azo-5,5'-dihydroxy-7,7'-disulfo-2,2'-dinaphthylamine derivatives, their use as dyes, dyed paper and formulations comprising them.

 
Web www.patentalert.com

< Preparation method of polyamide thin film composite reverse osmosis membrane and polyamide thin film composite reverse osmosis membrane prepared therefrom

> Two stage hemofiltration that generates replacement fluid

> System for predicting reduction in concentration of a target material in a flow of fluid

~ 00517